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A Fisher FIELDVUE 4400 digital position transmitter senses the position of rotary or sliding-stem valves, vents, dampers, or other devices. It provides a precise non-contact feedback to indicate equipment position with a percent (%) of span plus on/off indication. The 4400 provides 4-20 mA position feedback, is SIL 2 capable, and has two 1-amp NAMUR design solid-state limit switches
